... psychomotordevelopment and physical exercise capacity in such children. None of the studies reportedany deterioration of the hemodynamic function and/ or increased health risks to the children.Larger, randomized ... based on recommendationsfrom German and international expert societies (e1, 8, e4, e5, 13) and on longstandingexperience in the treatment, sports advice, and care provided in sports activities ... child's experiences of perception and movement determine not only its physical and motor development but also crucially influenceits emotional, psychosocial, and cognitive development (16, e7)....